Color

#00adcc

#00adcc
hex#00adcc
rgbrgb(0, 173, 204)
hslhsl(189, 100%, 40%)
oklchoklch(0.689 0.123 216.7)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3425

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cc1f00

#00cc85 · #0047cc

#cc00ad · #adcc00

Split-complementary

Open in tool →

#cc0047 · #cc8500

#8500cc · #cc1f00 · #47cc00

Contrast

#00adcc as textRatioAAAA largeAAAFix
Aaon white
2.68:1failfailfail
  • AA: use #008299 as the text (4.51:1)
  • AAA: use #005f70 as the text (7.31:1)
  • AA: or shift the background to #363636 (4.52:1)
  • AAA: or shift the background to #121212 (7:1)
Aaon black
7.85:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00adcc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#00adcc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00adcc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #00adcc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00adcc-a2b7be-df4e7e-1f252d-e9f1ee?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md